/* ============================================
   CLICK-NEO Design System v2.0
   Neo-Brutalism + 3D Claymorphism
   ENHANCED PREMIUM VERSION
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
    /* Colors */
    --color-primary: #DFFF00;
    --color-primary-hover: #c8e600;
    --color-primary-glow: rgba(223, 255, 0, 0.4);
    --color-secondary: #BF00FF;
    --color-secondary-glow: rgba(191, 0, 255, 0.3);
    --color-black: #000000;
    --color-white: #FFFFFF;
    --color-bg: #F5F5F5;
    --color-bg-alt: #EBEBEB;
    --color-bg-dark: #1a1a1a;
    --color-text: #000000;
    --color-text-muted: #555555;
    --color-text-light: #888888;
    --color-success: #00FF88;
    --color-error: #FF3366;

    /* Typography */
    --font-display: 'Archivo Black', sans-serif;
    --font-body: 'Lexend', sans-serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 5rem;
    --space-3xl: 8rem;
    --space-4xl: 12rem;

    /* Borders */
    --border-width: 4px;
    --border-radius: 0;
    --border-radius-sm: 4px;

    /* Shadows - Neo-Brutalist */
    --shadow-sm: 4px 4px 0 var(--color-black);
    --shadow-md: 8px 8px 0 var(--color-black);
    --shadow-lg: 12px 12px 0 var(--color-black);
    --shadow-xl: 16px 16px 0 var(--color-black);
    --shadow-hover: 6px 6px 0 var(--color-black);
    --shadow-glow: 0 0 40px var(--color-primary-glow);

    /* Transitions */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Z-index layers */
    --z-cursor: 9999;
    --z-preloader: 9998;
    --z-nav: 1000;
    --z-modal: 900;
    --z-floating: 100;
}

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--color-primary) var(--color-bg-alt);
}

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-alt);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border: 2px solid var(--color-black);
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
    cursor: none;
}

@media (max-width: 768px) {
    body {
        cursor: auto;
    }
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    cursor: none;
}

ul {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: none;
}

::selection {
    background: var(--color-primary);
    color: var(--color-black);
}

/* ---------- Custom Cursor ---------- */
.cursor {
    position: fixed;
    width: 12px;
    height: 12px;
    background: var(--color-primary);
    border: 2px solid var(--color-black);
    border-radius: 50%;
    pointer-events: none;
    z-index: var(--z-cursor);
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s, background 0.2s;
    mix-blend-mode: difference;
}

.cursor-follower {
    position: fixed;
    width: 40px;
    height: 40px;
    border: 2px solid var(--color-black);
    border-radius: 50%;
    pointer-events: none;
    z-index: calc(var(--z-cursor) - 1);
    transform: translate(-50%, -50%);
    transition: all 0.15s ease-out;
}

.cursor.hover {
    width: 50px;
    height: 50px;
    background: var(--color-secondary);
}

@media (max-width: 768px) {

    .cursor,
    .cursor-follower {
        display: none;
    }
}

/* ---------- Preloader ---------- */
.preloader {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    z-index: var(--z-preloader);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s, visibility 0.5s;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader__content {
    text-align: center;
}

.preloader__logo {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--space-lg);
    animation: pulse 2s ease-in-out infinite;
}

.preloader__logo span {
    color: var(--color-primary);
}

.preloader__bar {
    width: 200px;
    height: 6px;
    background: var(--color-bg-alt);
    border: 2px solid var(--color-black);
    margin: 0 auto var(--space-md);
    overflow: hidden;
}

.preloader__progress {
    width: 0;
    height: 100%;
    background: var(--color-primary);
    animation: loading 2s ease-in-out forwards;
}

.preloader__text {
    font-size: 0.875rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

@keyframes loading {
    0% {
        width: 0;
    }

    100% {
        width: 100%;
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

/* ---------- Typography ---------- */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.1;
    text-transform: uppercase;
}

h1 {
    font-size: clamp(3rem, 12vw, 10rem);
}

h2 {
    font-size: clamp(2rem, 6vw, 5rem);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 2rem);
}

h4 {
    font-size: clamp(1rem, 2vw, 1.25rem);
}

.highlight {
    color: var(--color-primary);
}

.highlight-box {
    background: var(--color-primary);
    color: var(--color-black);
    padding: 0 0.2em;
    display: inline-block;
    box-shadow: var(--shadow-sm);
}

/* ---------- Container ---------- */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-family: var(--font-display);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: var(--border-width) solid var(--color-black);
    background: transparent;
    cursor: none;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn svg {
    transition: transform var(--transition-fast);
}

.btn:hover svg {
    transform: translateX(4px);
}

.btn--primary {
    background: var(--color-primary);
    color: var(--color-black);
    box-shadow: var(--shadow-sm);
}

.btn--primary:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-hover);
}

.btn--primary:active {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--color-black);
}

.btn--glow {
    animation: buttonGlow 2s ease-in-out infinite;
}

@keyframes buttonGlow {

    0%,
    100% {
        box-shadow: var(--shadow-sm), 0 0 20px var(--color-primary-glow);
    }

    50% {
        box-shadow: var(--shadow-sm), 0 0 40px var(--color-primary-glow);
    }
}

.btn--outline {
    background: transparent;
    color: var(--color-black);
}

.btn--outline:hover {
    background: var(--color-black);
    color: var(--color-white);
}

.btn--glass {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-color: rgba(0, 0, 0, 0.3);
}

.btn--glass:hover {
    background: rgba(255, 255, 255, 0.4);
    border-color: var(--color-black);
}

.btn--dark {
    background: var(--color-black);
    color: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.btn--large {
    padding: 1.25rem 2.5rem;
    font-size: 1rem;
}

/* ---------- Section Styling ---------- */
.section-header {
    margin-bottom: var(--space-2xl);
}

.section-header--center {
    text-align: center;
}

.section-number {
    font-family: var(--font-display);
    font-size: 0.875rem;
    color: var(--color-secondary);
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: var(--space-xs);
}

.section-tag {
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: var(--space-sm);
}

.section-title {
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 600px;
}

.section-header--center .section-subtitle {
    margin: 0 auto;
}

/* ---------- Navigation ---------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-nav);
    background: var(--color-bg);
    border-bottom: var(--border-width) solid var(--color-black);
    transition: all var(--transition-normal);
}

.nav.scrolled {
    box-shadow: 0 4px 0 var(--color-black);
}

.nav__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-sm) var(--space-lg);
}

.nav__logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 0.05em;
}

.nav__menu {
    display: flex;
    gap: var(--space-xl);
}

.nav__menu a {
    font-family: var(--font-display);
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    position: relative;
    padding: 0.5rem 0;
}

.nav__menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--color-primary);
    transition: width var(--transition-fast);
}

.nav__menu a:hover::after {
    width: 100%;
}

.nav__actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.nav__cta {
    padding: 0.75rem 1.5rem;
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    padding: 0.5rem;
}

.nav__toggle span {
    width: 28px;
    height: 3px;
    background: var(--color-black);
    transition: all var(--transition-fast);
}

/* ---------- Hero Section ---------- */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.hero__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
}

.hero__gradient {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 60%);
    opacity: 0.5;
}

.hero__floating {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}

.hero__float {
    position: absolute;
    opacity: 0.9;
}

.hero__float--1 {
    width: 180px;
    top: 12%;
    right: 8%;
    animation: floatRotate 8s ease-in-out infinite;
}

.hero__float--2 {
    width: 140px;
    bottom: 25%;
    left: 4%;
    animation: floatRotate 10s ease-in-out infinite reverse;
}

.hero__float--3,
.hero__float--4,
.hero__float--5 {
    width: 20px;
    height: 20px;
    background: var(--color-primary);
    border: 3px solid var(--color-black);
    border-radius: 4px;
}

.hero__float--3 {
    top: 30%;
    left: 15%;
    animation: floatRotate 6s ease-in-out infinite;
}

.hero__float--4 {
    top: 60%;
    right: 15%;
    background: var(--color-secondary);
    animation: floatRotate 7s ease-in-out infinite 1s;
}

.hero__float--5 {
    bottom: 35%;
    right: 25%;
    animation: floatRotate 5s ease-in-out infinite 0.5s;
}

@keyframes floatRotate {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-25px) rotate(5deg);
    }
}

.hero__content {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-lg);
    position: relative;
    z-index: 10;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.5rem 1rem;
    background: var(--color-black);
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
    border: 2px solid var(--color-black);
}

.hero__badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

.hero__title-line {
    display: block;
}

.hero__description {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    max-width: 500px;
    margin-bottom: var(--space-xl);
    line-height: 1.7;
}

.hero__description strong {
    color: var(--color-text);
}

.hero__buttons {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-2xl);
}

.hero__stats {
    display: flex;
    gap: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 2px solid rgba(0, 0, 0, 0.1);
}

.hero__stat {
    text-align: left;
}

.hero__stat-number {
    font-family: var(--font-display);
    font-size: 1.75rem;
    display: block;
    line-height: 1;
    margin-bottom: 0.25rem;
}

.hero__stat-number small {
    color: var(--color-primary);
}

.hero__stat-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.hero__image {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero__image-wrapper {
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.hero__image-glow {
    position: absolute;
    inset: -20%;
    background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 70%);
    filter: blur(40px);
    opacity: 0.6;
}

.hero__keyboard {
    position: relative;
    width: 100%;
    max-width: 550px;
    filter: drop-shadow(20px 20px 0 rgba(0, 0, 0, 0.15));
    transition: transform var(--transition-normal);
}

.hero__keyboard:hover {
    transform: scale(1.03) rotate(-2deg);
}

.hero__image-badge {
    position: absolute;
    top: 10%;
    right: -10%;
    background: var(--color-secondary);
    color: var(--color-white);
    padding: 0.75rem 1rem;
    font-family: var(--font-display);
    font-size: 0.75rem;
    border: 3px solid var(--color-black);
    box-shadow: var(--shadow-sm);
    transform: rotate(12deg);
    animation: wiggle 3s ease-in-out infinite;
}

@keyframes wiggle {

    0%,
    100% {
        transform: rotate(12deg);
    }

    50% {
        transform: rotate(8deg);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-15px);
    }
}

.hero__scroll {
    position: absolute;
    bottom: 120px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--color-text-muted);
}

.hero__scroll-mouse {
    width: 24px;
    height: 38px;
    border: 3px solid var(--color-black);
    border-radius: 12px;
    position: relative;
}

.hero__scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--color-black);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 1.5s ease-in-out infinite;
}

@keyframes scrollWheel {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }

    100% {
        transform: translateX(-50%) translateY(10px);
        opacity: 0;
    }
}

/* Hero Marquee */
.hero__marquee {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-black);
    color: var(--color-white);
    padding: var(--space-sm) 0;
    overflow: hidden;
    border-top: var(--border-width) solid var(--color-black);
}

.hero__marquee-track {
    display: flex;
    gap: var(--space-xl);
    animation: marquee 20s linear infinite;
    white-space: nowrap;
}

.hero__marquee-track span {
    font-family: var(--font-display);
    font-size: 0.875rem;
    letter-spacing: 0.1em;
}

.hero__marquee-track span:nth-child(even) {
    color: var(--color-primary);
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* ---------- Trust Section ---------- */
.trust {
    padding: var(--space-xl) 0;
    background: var(--color-bg-alt);
    border-bottom: var(--border-width) solid var(--color-black);
}

.trust__label {
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.trust__logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-2xl);
    flex-wrap: wrap;
}

.trust__logo {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--color-text-light);
    opacity: 0.5;
    transition: opacity var(--transition-fast);
}

.trust__logo:hover {
    opacity: 1;
}

/* ---------- Features Section ---------- */
.features {
    padding: var(--space-4xl) 0;
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.feature-card {
    background: var(--color-white);
    border: var(--border-width) solid var(--color-black);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.feature-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: var(--shadow-lg);
}

.feature-card--hero {
    grid-column: span 3;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    padding: 0;
}

.feature-card__visual {
    background: var(--color-bg-alt);
    padding: var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    border-right: var(--border-width) solid var(--color-black);
}

.feature-card__visual img {
    max-height: 300px;
    object-fit: contain;
}

.feature-card--hero .feature-card__content {
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.feature-card--accent {
    background: var(--color-primary);
}

.feature-card--purple {
    background: var(--color-secondary);
    color: var(--color-white);
}

.feature-card__icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-md);
}

.feature-card__icon svg {
    width: 100%;
    height: 100%;
}

.feature-card__number {
    font-family: var(--font-display);
    font-size: 3.5rem;
    line-height: 1;
    margin-bottom: var(--space-md);
    opacity: 0.3;
}

.feature-card__title {
    margin-bottom: var(--space-sm);
}

.feature-card__text {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: var(--space-md);
}

.feature-card--accent .feature-card__text,
.feature-card--purple .feature-card__text {
    color: inherit;
    opacity: 0.8;
}

.feature-card__list {
    margin-top: var(--space-md);
}

.feature-card__list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.feature-card__list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-secondary);
    font-weight: bold;
}

.feature-card__tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--color-black);
    color: var(--color-white);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
}

/* ---------- Anatomy Section ---------- */
.anatomy {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-alt);
    border-top: var(--border-width) solid var(--color-black);
    border-bottom: var(--border-width) solid var(--color-black);
}

.anatomy__content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.anatomy__image {
    position: relative;
}

.anatomy__image img {
    width: 100%;
    filter: drop-shadow(10px 10px 0 rgba(0, 0, 0, 0.1));
}

.anatomy__layers {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.anatomy__layer {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-white);
    border: 3px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.anatomy__layer:hover,
.anatomy__layer--active {
    border-color: var(--color-black);
    box-shadow: var(--shadow-sm);
}

.anatomy__layer--active {
    background: var(--color-primary);
}

.anatomy__layer-number {
    font-family: var(--font-display);
    font-size: 1.5rem;
    opacity: 0.3;
    line-height: 1;
}

.anatomy__layer--active .anatomy__layer-number {
    opacity: 1;
}

.anatomy__layer h4 {
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.anatomy__layer p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.4;
}

.anatomy__layer--active p {
    color: var(--color-text);
}

/* ---------- Specs Section ---------- */
.specs {
    padding: var(--space-4xl) 0;
}

.specs__table-wrapper {
    overflow-x: auto;
    border: var(--border-width) solid var(--color-black);
    box-shadow: var(--shadow-md);
}

.specs__table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-white);
}

.specs__table th,
.specs__table td {
    padding: var(--space-md) var(--space-lg);
    text-align: left;
    border-bottom: 2px solid var(--color-bg-alt);
}

.specs__table th {
    font-family: var(--font-display);
    font-size: 0.875rem;
    background: var(--color-black);
    color: var(--color-white);
    border-bottom: none;
}

.specs__table th.specs__highlight {
    background: var(--color-primary);
    color: var(--color-black);
}

.specs__table td:first-child {
    font-weight: 600;
    background: var(--color-bg-alt);
}

.specs__table tr:last-child td {
    border-bottom: none;
    font-size: 1.25rem;
}

/* ---------- Products Section ---------- */
.products {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-alt);
    border-top: var(--border-width) solid var(--color-black);
}

.products__filter {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

.products__filter-btn {
    padding: 0.75rem 1.5rem;
    font-family: var(--font-display);
    font-size: 0.8rem;
    background: var(--color-white);
    border: 3px solid var(--color-black);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.products__filter-btn:hover,
.products__filter-btn--active {
    background: var(--color-black);
    color: var(--color-white);
}

.products__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.product-card {
    background: var(--color-white);
    border: var(--border-width) solid var(--color-black);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-fast);
    position: relative;
}

.product-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: var(--shadow-lg);
}

.product-card__badges {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    z-index: 10;
}

.product-card__badge {
    background: var(--color-black);
    color: var(--color-white);
    padding: 0.4rem 0.75rem;
    font-family: var(--font-display);
    font-size: 0.65rem;
    letter-spacing: 0.05em;
}

.product-card__badge--new {
    background: var(--color-secondary);
}

.product-card__badge--wireless {
    background: var(--color-primary);
    color: var(--color-black);
}

.product-card__badge--pro {
    background: linear-gradient(135deg, #FFD700, #FFA500);
    color: var(--color-black);
}

.product-card__image {
    position: relative;
    padding: var(--space-xl);
    background: var(--color-bg);
    border-bottom: var(--border-width) solid var(--color-black);
    overflow: hidden;
}

.product-card__image img {
    width: 100%;
    transition: transform var(--transition-normal);
}

.product-card:hover .product-card__image img {
    transform: scale(1.05) rotate(-2deg);
}

.product-card__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.product-card:hover .product-card__overlay {
    opacity: 1;
}

.product-card__quick-view {
    padding: 1rem 2rem;
    background: var(--color-primary);
    border: 3px solid var(--color-black);
    font-family: var(--font-display);
    font-size: 0.8rem;
    cursor: pointer;
    transform: translateY(20px);
    transition: transform var(--transition-fast);
}

.product-card:hover .product-card__quick-view {
    transform: translateY(0);
}

.product-card__content {
    padding: var(--space-lg);
}

.product-card__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-xs);
}

.product-card__name {
    font-size: 1.5rem;
}

.product-card__rating {
    text-align: right;
}

.product-card__rating span:first-child {
    color: var(--color-primary);
    letter-spacing: -2px;
}

.product-card__reviews {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.product-card__specs {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.product-card__colors {
    display: flex;
    gap: 0.5rem;
    margin-bottom: var(--space-md);
}

.product-card__color {
    width: 24px;
    height: 24px;
    border: 2px solid var(--color-black);
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.product-card__color:hover,
.product-card__color--active {
    transform: scale(1.2);
}

.product-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
}

.product-card__price-current {
    font-family: var(--font-display);
    font-size: 1.5rem;
}

.product-card__price-original {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    text-decoration: line-through;
    margin-left: 0.5rem;
}

.products__cta {
    text-align: center;
    margin-top: var(--space-2xl);
}

/* ---------- Gallery Section ---------- */
.gallery {
    padding: var(--space-4xl) 0;
}

.gallery__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 250px);
    gap: var(--space-md);
}

.gallery__item {
    position: relative;
    overflow: hidden;
    border: var(--border-width) solid var(--color-black);
    box-shadow: var(--shadow-sm);
}

.gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery__item:hover img {
    transform: scale(1.1);
}

.gallery__item--large {
    grid-column: span 2;
    grid-row: span 2;
}

.gallery__item--tall {
    grid-row: span 2;
}

.gallery__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(transparent 50%, rgba(0, 0, 0, 0.8));
    display: flex;
    align-items: flex-end;
    padding: var(--space-md);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.gallery__item:hover .gallery__overlay {
    opacity: 1;
}

.gallery__caption {
    color: var(--color-white);
    font-family: var(--font-display);
    font-size: 0.9rem;
}

/* ---------- Testimonials Section ---------- */
.testimonials {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-alt);
    border-top: var(--border-width) solid var(--color-black);
    border-bottom: var(--border-width) solid var(--color-black);
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.testimonial-card {
    background: var(--color-white);
    border: var(--border-width) solid var(--color-black);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
    position: relative;
}

.testimonial-card--featured {
    background: var(--color-black);
    color: var(--color-white);
    transform: translateY(-20px);
}

.testimonial-card__rating {
    color: var(--color-primary);
    font-size: 1.25rem;
    letter-spacing: 2px;
    margin-bottom: var(--space-md);
}

.testimonial-card__quote {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: var(--space-lg);
    font-style: italic;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.testimonial-card__avatar {
    width: 48px;
    height: 48px;
    background: var(--color-secondary);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1rem;
    border: 3px solid var(--color-black);
}

.testimonial-card--featured .testimonial-card__avatar {
    border-color: var(--color-white);
}

.testimonial-card__info strong {
    display: block;
    font-family: var(--font-display);
    font-size: 0.9rem;
}

.testimonial-card__info span {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.testimonial-card--featured .testimonial-card__info span {
    color: rgba(255, 255, 255, 0.6);
}

.testimonial-card__product {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: var(--color-primary);
    color: var(--color-black);
    padding: 0.25rem 0.75rem;
    font-size: 0.7rem;
    font-weight: 600;
}

.testimonials__stats {
    display: flex;
    justify-content: center;
    gap: var(--space-3xl);
}

.testimonials__stat {
    text-align: center;
}

.testimonials__stat-number {
    font-family: var(--font-display);
    font-size: 3rem;
    display: block;
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.testimonials__stat-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ---------- FAQ Section ---------- */
.faq {
    padding: var(--space-4xl) 0;
}

.faq__grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-2xl);
}

.faq__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.faq__item {
    background: var(--color-white);
    border: var(--border-width) solid var(--color-black);
    box-shadow: var(--shadow-sm);
}

.faq__question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    background: none;
    border: none;
    text-align: left;
    font-family: var(--font-display);
    font-size: 0.95rem;
    cursor: pointer;
}

.faq__question svg {
    flex-shrink: 0;
    transition: transform var(--transition-fast);
}

.faq__item--active .faq__question svg {
    transform: rotate(180deg);
}

.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq__item--active .faq__answer {
    max-height: 200px;
}

.faq__answer p {
    padding: 0 var(--space-lg) var(--space-lg);
    color: var(--color-text-muted);
    line-height: 1.7;
}

.faq__contact-box {
    background: var(--color-black);
    color: var(--color-white);
    padding: var(--space-xl);
    border: var(--border-width) solid var(--color-black);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 100px;
}

.faq__contact-box h4 {
    margin-bottom: var(--space-sm);
}

.faq__contact-box p {
    opacity: 0.7;
    margin-bottom: var(--space-lg);
}

.faq__contact-box .btn {
    width: 100%;
    margin-bottom: var(--space-md);
}

.faq__contact-links {
    display: flex;
    gap: var(--space-md);
}

.faq__contact-links a {
    font-size: 0.875rem;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.faq__contact-links a:hover {
    opacity: 1;
    color: var(--color-primary);
}

/* ---------- Newsletter Section ---------- */
.newsletter {
    padding: var(--space-4xl) 0;
    background: var(--color-secondary);
    border-top: var(--border-width) solid var(--color-black);
    border-bottom: var(--border-width) solid var(--color-black);
}

.newsletter__box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.newsletter__title {
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.newsletter__text {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.125rem;
}

.newsletter__input-group {
    display: flex;
    gap: 0;
}

.newsletter__input-group input {
    flex: 1;
    padding: 1rem 1.5rem;
    font-family: var(--font-body);
    font-size: 1rem;
    border: var(--border-width) solid var(--color-black);
    border-right: none;
    outline: none;
}

.newsletter__input-group input:focus {
    box-shadow: inset 0 0 0 2px var(--color-primary);
}

.newsletter__input-group .btn {
    border-left: none;
}

.newsletter__disclaimer {
    margin-top: var(--space-sm);
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
}

/* ---------- CTA Section ---------- */
.cta {
    padding: var(--space-4xl) 0;
    background: var(--color-black);
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.cta .container {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.cta__title {
    margin-bottom: var(--space-md);
}

.cta__text {
    font-size: 1.25rem;
    opacity: 0.8;
    margin-bottom: var(--space-xl);
    max-width: 500px;
}

.cta__buttons {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.cta .btn--primary {
    border-color: var(--color-primary);
}

.cta__image {
    position: relative;
}

.cta__image img {
    width: 100%;
    max-width: 400px;
    animation: float 5s ease-in-out infinite;
    filter: drop-shadow(0 20px 40px rgba(223, 255, 0, 0.3));
}

/* ---------- Footer ---------- */
.footer {
    background: var(--color-bg-alt);
    border-top: var(--border-width) solid var(--color-black);
    padding: var(--space-3xl) 0 var(--space-lg);
}

.footer__top {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer__logo {
    font-family: var(--font-display);
    font-size: 2rem;
    display: inline-block;
    margin-bottom: var(--space-md);
}

.footer__tagline {
    color: var(--color-text-muted);
    max-width: 300px;
    margin-bottom: var(--space-lg);
}

.footer__social {
    display: flex;
    gap: var(--space-sm);
}

.footer__social a {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border: 3px solid var(--color-black);
    transition: all var(--transition-fast);
}

.footer__social a:hover {
    background: var(--color-primary);
    transform: translate(-2px, -2px);
    box-shadow: 2px 2px 0 var(--color-black);
}

.footer__links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.footer__column h4 {
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
}

.footer__column li {
    margin-bottom: var(--space-xs);
}

.footer__column a {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer__column a:hover {
    color: var(--color-secondary);
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-lg);
    border-top: 2px solid var(--color-black);
    font-size: 0.875rem;
    color: var(--color-text-muted);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer__legal {
    display: flex;
    gap: var(--space-lg);
}

.footer__legal a:hover {
    color: var(--color-black);
}

.footer__payment {
    display: flex;
    gap: var(--space-sm);
}

.footer__payment span {
    padding: 0.25rem 0.75rem;
    background: var(--color-white);
    border: 2px solid var(--color-black);
    font-size: 0.75rem;
    font-weight: 600;
}

/* ---------- Back to Top ---------- */
.back-to-top {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    border: var(--border-width) solid var(--color-black);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 100;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-hover);
}

/* ---------- Animations ---------- */
.animate-ready {
    opacity: 0;
    transform: translateY(40px);
}

.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Responsive ---------- */
@media (max-width: 1200px) {
    .features__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .feature-card--hero {
        grid-column: span 2;
    }

    .gallery__grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto;
    }

    .gallery__item--large,
    .gallery__item--tall {
        grid-column: span 1;
        grid-row: span 1;
    }
}

@media (max-width: 1024px) {
    .hero__content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero__description {
        margin: 0 auto var(--space-xl);
    }

    .hero__buttons {
        justify-content: center;
    }

    .hero__stats {
        justify-content: center;
    }

    .hero__image {
        order: -1;
    }

    .hero__keyboard {
        max-width: 450px;
    }

    .hero__image-badge {
        right: 0;
    }

    .anatomy__content {
        grid-template-columns: 1fr;
    }

    .products__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .testimonials__grid {
        grid-template-columns: 1fr;
    }

    .testimonial-card--featured {
        transform: none;
    }

    .cta .container,
    .newsletter__box {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .cta__text {
        margin: 0 auto var(--space-xl);
    }

    .cta__buttons {
        justify-content: center;
    }

    .cta__image {
        display: none;
    }

    .faq__grid {
        grid-template-columns: 1fr;
    }

    .faq__contact-box {
        position: static;
    }

    .footer__top {
        grid-template-columns: 1fr;
    }

    .footer__links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --space-2xl: 3rem;
        --space-3xl: 5rem;
        --space-4xl: 6rem;
    }

    .nav__menu,
    .nav__cta {
        display: none;
    }

    .nav__toggle {
        display: flex;
    }

    .nav.menu-open .nav__menu {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-bg);
        border-bottom: var(--border-width) solid var(--color-black);
        padding: var(--space-lg);
        gap: var(--space-md);
    }

    .hero {
        padding-top: 70px;
    }

    .hero__float--1,
    .hero__float--2 {
        display: none;
    }

    .hero__scroll {
        display: none;
    }

    .features__grid {
        grid-template-columns: 1fr;
    }

    .feature-card--hero {
        grid-column: span 1;
        grid-template-columns: 1fr;
    }

    .feature-card__visual {
        border-right: none;
        border-bottom: var(--border-width) solid var(--color-black);
    }

    .products__grid {
        grid-template-columns: 1fr;
    }

    .gallery__grid {
        grid-template-columns: 1fr;
    }

    .testimonials__stats {
        flex-direction: column;
        gap: var(--space-lg);
    }

    .trust__logos {
        gap: var(--space-lg);
    }

    .footer__links {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-lg);
    }

    .footer__bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .btn--large {
        width: 100%;
    }

    .hero__buttons {
        flex-direction: column;
    }

    .hero__stats {
        flex-direction: column;
        gap: var(--space-md);
    }

    .newsletter__input-group {
        flex-direction: column;
    }

    .newsletter__input-group input {
        border-right: var(--border-width) solid var(--color-black);
        border-bottom: none;
    }

    .newsletter__input-group .btn {
        border-left: var(--border-width) solid var(--color-black);
    }

    .product-card__footer {
        flex-direction: column;
        align-items: stretch;
    }

    .product-card__footer .btn {
        width: 100%;
    }
}

/* ---------- Quick View Modal ---------- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 9000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--color-white);
    border: var(--border-width) solid var(--color-black);
    box-shadow: var(--shadow-xl);
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    border-bottom: var(--border-width) solid var(--color-black);
    background: var(--color-bg-alt);
}

.modal__title {
    font-size: 1.5rem;
}

.modal__close {
    width: 44px;
    height: 44px;
    background: var(--color-black);
    color: var(--color-white);
    border: none;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.modal__close:hover {
    background: var(--color-secondary);
}

.modal__body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.modal__image {
    background: var(--color-bg);
    padding: var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    border-right: var(--border-width) solid var(--color-black);
}

.modal__image img {
    max-height: 400px;
    object-fit: contain;
}

.modal__content {
    padding: var(--space-xl);
}

.modal__badge {
    display: inline-block;
    background: var(--color-primary);
    color: var(--color-black);
    padding: 0.25rem 0.75rem;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
}

.modal__name {
    font-size: 2rem;
    margin-bottom: var(--space-xs);
}

.modal__rating {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.modal__rating-stars {
    color: var(--color-primary);
    letter-spacing: 2px;
}

.modal__rating-count {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.modal__price {
    font-family: var(--font-display);
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.modal__price-original {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    text-decoration: line-through;
    margin-left: var(--space-sm);
}

.modal__description {
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.modal__specs {
    margin-bottom: var(--space-lg);
}

.modal__specs-title {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    letter-spacing: 0.1em;
}

.modal__specs-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xs);
}

.modal__specs-list li {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    padding: var(--space-xs) 0;
    border-bottom: 1px solid var(--color-bg-alt);
}

.modal__specs-list li strong {
    color: var(--color-text);
}

.modal__colors {
    margin-bottom: var(--space-lg);
}

.modal__colors-title {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    letter-spacing: 0.1em;
}

.modal__colors-list {
    display: flex;
    gap: var(--space-sm);
}

.modal__color {
    width: 36px;
    height: 36px;
    border: 3px solid var(--color-black);
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.modal__color:hover,
.modal__color--active {
    transform: scale(1.15);
}

.modal__actions {
    display: flex;
    gap: var(--space-md);
}

.modal__actions .btn {
    flex: 1;
}

/* ---------- All Products View ---------- */
.all-products {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    z-index: 8000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    overflow-y: auto;
}

.all-products.active {
    opacity: 1;
    visibility: visible;
}

.all-products__header {
    position: sticky;
    top: 0;
    background: var(--color-bg);
    border-bottom: var(--border-width) solid var(--color-black);
    padding: var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10;
}

.all-products__title {
    font-size: 1.5rem;
}

.all-products__close {
    width: 44px;
    height: 44px;
    background: var(--color-black);
    color: var(--color-white);
    border: none;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.all-products__content {
    padding: var(--space-2xl);
}

.all-products__filters {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.all-products__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

/* ---------- Cart Icon ---------- */
.nav__cart {
    position: relative;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 3px solid var(--color-black);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.nav__cart:hover {
    background: var(--color-primary);
}

.nav__cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 20px;
    height: 20px;
    background: var(--color-secondary);
    color: var(--color-white);
    font-size: 0.7rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--color-black);
}

/* ---------- Toast Notification ---------- */
.toast {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    background: var(--color-black);
    color: var(--color-white);
    padding: var(--space-md) var(--space-lg);
    border: var(--border-width) solid var(--color-primary);
    box-shadow: var(--shadow-lg);
    z-index: 9500;
    transform: translateX(150%);
    transition: transform var(--transition-normal);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.toast.show {
    transform: translateX(0);
}

.toast__icon {
    color: var(--color-primary);
    font-size: 1.5rem;
}

.toast__message {
    font-weight: 500;
}

/* ---------- Switch Selector ---------- */
.switch-selector {
    margin-bottom: var(--space-lg);
}

.switch-selector__title {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    letter-spacing: 0.1em;
}

.switch-selector__options {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.switch-option {
    padding: 0.5rem 1rem;
    background: var(--color-bg-alt);
    border: 2px solid var(--color-black);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.switch-option:hover,
.switch-option--active {
    background: var(--color-primary);
}

/* ---------- Quantity Selector ---------- */
.quantity-selector {
    display: flex;
    align-items: center;
    border: 3px solid var(--color-black);
}

.quantity-selector button {
    width: 44px;
    height: 44px;
    background: var(--color-bg-alt);
    border: none;
    font-size: 1.25rem;
    font-weight: bold;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.quantity-selector button:hover {
    background: var(--color-primary);
}

.quantity-selector input {
    width: 60px;
    height: 44px;
    text-align: center;
    font-family: var(--font-display);
    font-size: 1rem;
    border: none;
    border-left: 3px solid var(--color-black);
    border-right: 3px solid var(--color-black);
    outline: none;
}

/* ---------- Additional Responsive ---------- */
@media (max-width: 768px) {
    .modal__body {
        grid-template-columns: 1fr;
    }

    .modal__image {
        border-right: none;
        border-bottom: var(--border-width) solid var(--color-black);
    }

    .all-products__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .toast {
        left: var(--space-md);
        right: var(--space-md);
        bottom: var(--space-md);
    }
}

@media (max-width: 480px) {
    .all-products__grid {
        grid-template-columns: 1fr;
    }

    .modal__actions {
        flex-direction: column;
    }
}